CA2492091A1 - Aide auditive et procede pour ameliorer l'intelligibilite d'un discours - Google Patents

Aide auditive et procede pour ameliorer l'intelligibilite d'un discours Download PDF

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Publication number
CA2492091A1
CA2492091A1 CA002492091A CA2492091A CA2492091A1 CA 2492091 A1 CA2492091 A1 CA 2492091A1 CA 002492091 A CA002492091 A CA 002492091A CA 2492091 A CA2492091 A CA 2492091A CA 2492091 A1 CA2492091 A1 CA 2492091A1
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Canada
Prior art keywords
hearing aid
speech intelligibility
estimate
processor
sound environment
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Granted
Application number
CA002492091A
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English (en)
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CA2492091C (fr
Inventor
Martin Hansen
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Widex AS
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Individual
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Publication of CA2492091A1 publication Critical patent/CA2492091A1/fr
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Publication of CA2492091C publication Critical patent/CA2492091C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
    • G10L21/0364—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude for improving intelligibility
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Electric hearing aids
    • H04R25/70—Adaptation of deaf aid to hearing loss, e.g. initial electronic fitting
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/06—Transformation of speech into a non-audible representation, e.g. speech visualisation or speech processing for tactile aids
    • G10L2021/065—Aids for the handicapped in understanding
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering
    • G10L21/0216—Noise filtering characterised by the method used for estimating noise
    • G10L21/0232—Processing in the frequency domain
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2225/00—Details of deaf aids covered by H04R25/00, not provided for in any of its subgroups
    • H04R2225/43—Signal processing in hearing aids to enhance the speech intelligibility
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Electric hearing aids
    • H04R25/35—Electric hearing aids using translation techniques
    • H04R25/356—Amplitude, e.g. amplitude shift or compression
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Electric hearing aids
    • H04R25/50—Customised settings for obtaining desired overall acoustical characteristics
    • H04R25/505—Customised settings for obtaining desired overall acoustical characteristics using digital signal processing

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Multimedia (AREA)
  • Human Computer Interaction (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Quality & Reliability (AREA)
  • General Health & Medical Sciences (AREA)
  • Neurosurgery (AREA)
  • Otolaryngology (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Percussion Or Vibration Massage (AREA)
  • Massaging Devices (AREA)
  • Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
CA002492091A 2002-07-12 2002-07-12 Aide auditive et procede pour ameliorer l'intelligibilite d'un discours Expired - Fee Related CA2492091C (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/DK2002/000492 WO2004008801A1 (fr) 2002-07-12 2002-07-12 Aide auditive et procede pour ameliorer l'intelligibilite d'un discours

Publications (2)

Publication Number Publication Date
CA2492091A1 true CA2492091A1 (fr) 2004-01-22
CA2492091C CA2492091C (fr) 2009-04-28

Family

ID=30010999

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002492091A Expired - Fee Related CA2492091C (fr) 2002-07-12 2002-07-12 Aide auditive et procede pour ameliorer l'intelligibilite d'un discours

Country Status (10)

Country Link
US (2) US7599507B2 (fr)
EP (1) EP1522206B1 (fr)
JP (1) JP4694835B2 (fr)
CN (1) CN1640191B (fr)
AT (1) ATE375072T1 (fr)
AU (1) AU2002368073B2 (fr)
CA (1) CA2492091C (fr)
DE (1) DE60222813T2 (fr)
DK (1) DK1522206T3 (fr)
WO (1) WO2004008801A1 (fr)

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AU2002368073B2 (en) 2007-04-05
CN1640191A (zh) 2005-07-13
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DE60222813D1 (de) 2007-11-15
CN1640191B (zh) 2011-07-20
CA2492091C (fr) 2009-04-28
DE60222813T2 (de) 2008-07-03
AU2002368073A1 (en) 2004-02-02
US8107657B2 (en) 2012-01-31
ATE375072T1 (de) 2007-10-15
EP1522206B1 (fr) 2007-10-03
US20050141737A1 (en) 2005-06-30
JP2005537702A (ja) 2005-12-08
US20090304215A1 (en) 2009-12-10

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